D6T Track Type Tractor Power Train Caterpillar

Disassembly Procedure

Start By:

1. Remove the torque converter.

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Illustration 1	g06109532

1. Use Tooling (A) to remove retaining ring (1) from the shaft.

2. Remove planetary carrier (2).
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   Illustration 2	g06109592

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   Illustration 3	g06109977

3. Use a hammer and a punch to push pin (3) into shaft (7).

4. Remove the following components from planetary carrier (2): shaft (7), thrust disc (4), thrust disc (6), and planetary gear (5).

5. Remove the bearing from planetary gear (5).

6. Remove pin (3) from shaft (7).

7. Repeat Step 3 through Step 6 for the remaining planetary gears.
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   Illustration 4	g06110070

8. Remove bolt (11) and sensor (9).

9. Remove bolts (10) and outlet relief valve (8).
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   Illustration 5	g06110163

10. Position the torque converter on suitable cribbing.

11. Remove bolt (13) and yoke (12). Remove bolts (14).
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    Illustration 6	g06110185

12. Attach Tooling (B), Tooling (D), and a suitable lifting device to housing assembly (15). The weight of housing assembly (15) is approximately 111 kg (245 lb). Use Tooling (C) to separate housing assembly (15) from the torque converter assembly. Remove housing assembly (15).
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    Illustration 7	g06110195

13. Remove retaining ring (16) and gear (19) from housing (15).

14. Remove retaining ring (18) and bearing (17) from housing (15).
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    Illustration 8	g06110202

15. Remove bolts (20) and solenoid valve assembly (21).
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    Illustration 9	g06109619

16. Remove O-ring seal (22) from solenoid valve assembly (21).
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    Illustration 10	g06111540

17. Remove bolts (23) and solenoid valve (24).

18. Remove O-ring seals (25) from solenoid valve (24).
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    Illustration 11	g06111556

19. Remove O-ring seals (27) and lip seal (26).

20. Remove bolts (29) and gear (28).
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    Illustration 12	g06112642

21. Use Tooling (E) to remove retaining ring (30).

22. Remove shaft (31) and the bearing.
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    Illustration 13	g06111617

23. Remove seal rings (33) and seal rings (34) from shaft (31).

24. Remove bearing (32) from shaft (31).

25. Remove bearing race (35) from the shaft, if necessary.

    Note: Bearing race (35) will be destroyed upon removal.

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    Illustration 14	g06111631

26. Remove bolts (36) from clutch housing assembly (37).
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    Illustration 15	g06111674

27. Install Tooling (F) and attach a suitable lifting device to clutch housing (37). The weight of clutch housing (37) is approximately 78 kg (173 lb). Remove clutch housing (37).
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    Illustration 16	g06112283

28. Remove snap ring (39) and turbine assembly (38).
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    Illustration 17	g06112349

29. Remove bolts (41) and plate (40) from the turbine.
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    Illustration 18	g06112396

30. Remove backing plate (42) and thrust bearing (43).
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    Illustration 19	g06112406

31. Remove friction disk (44).
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    Illustration 20	g06112460

32. Remove lock up piston (45).
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    Illustration 21	g06112474

33. Remove seal ring (46) from lock up piston (45).
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    Illustration 22	g06112492

34. Use two people to remove housing (48). The weight of housing (48) is approximately 34 kg (76 lb). Remove housing (48) from flange assembly (47).
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    Illustration 23	g06112541

35. Remove dowels (49), seal ring (51), and bearing (50).
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    Illustration 24	g06112564

36. Remove seal rings (53) and bearing (52).
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    Illustration 25	g06112590

37. Remove bearing (56).

38. Remove pins (54). Compress retaining ring (55) and remove flange (57) from ring gear (58).
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    Illustration 26	g06112615

39. Remove retainer (59) and thrust washer (60).
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    Illustration 27	g06111767

40. Remove thrust bearing (61).
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    Illustration 28	g06111779

41. Remove retaining ring (62) and stator assembly (63).
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    Illustration 29	g06111789

42. Remove snap ring (64) and plate (65).
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    Illustration 30	g06112158

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    Personal injury can result from being struck by parts propelled by a released spring force. Make sure to wear all necessary protective equipment. Follow the recommended procedure and use all recommended tooling to release the spring force.

43. Remove freewheel rollers (66) and freewheel springs (67).

44. Remove stator race (69) from stator (71).

45. Use a suitable press and Tooling (G) to remove cam (68) from stator (71).

46. Once cam (68) is removed, snap ring (70) can be removed.
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    Illustration 31	g06112127

47. Attach Tooling (F) to converter impeller (73). The weight of converter impeller (73) is approximately 30 kg (66 lb). Remove converter impeller (73) from stator carrier (72).
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    Illustration 32	g06111854

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    Illustration 33	g06111859

48. Remove thrust bearing (74)

49. Remove bolts (75) and impeller hub (76).

50. Remove converter impeller (73) from impeller adapter (77).